Home / 5,501.70-7,592.64-3,144.32

Finding the Fourth Proportional to 5,501.70, 7,592.64 and 3,144.32

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Solution

The fourth proportional to 5,501.70, 7,592.64 and 3,144.32 is: 4,339.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,501.70 : 7,592.64 = 3,144.32 : x
  2. Step 2: Convert to fraction form
    5,501.70/7,592.64 = 3,144.32/x
  3. Step 3: Cross multiply
    5,501.70x = 7,592.64 × 3,144.32
  4. Step 4: Simplify right side
    5,501.70x = 23,873,689.80
  5. Step 5: Solve for x
    x = 23,873,689.80/5,501.70
  6. Step 6: Final answer
    x = 4,339.33

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.